<template>
  <div>
    <!-- <div class="top-group">
        <el-button type="primary">查看全部</el-button>
    </div> -->
    <div class="whole-wrapper">
      <!-- 左边的聊天列表 -->
      <div class="left_whole_wrapper">
        <!-- 搜索框 -->
        <div class="search">
          <el-input
            placeholder="搜索联系人"
            suffix-icon="el-icon-search"
            v-model="userName"
            clearable
            @change="changeSearch"
            @input="searchChange"
          ></el-input>
        </div>
        <!-- 聊天列表 -->
        <div class="left_wrapper" style="overflow-y: auto" v-if="chatList">
          <div
            class="left-item"
            style="position: relative; cursor: pointer"
            v-bind:class="{ blue: index == current }"
            v-for="(item, index) in chatList"
            :key="index"
            @click="clickItem(item, index)"
          >
            <div class="left-item-left">
              <div
                class="left-item-head"
                v-if="item.userHead == null || item.userHead == ''"
              >
                <img src="~@/assets/img/head.png" />
              </div>
              <div class="left-item-head" v-else><img :src="item.userHead" /></div>
              <div class="left-item-info">
                <div class="left-item-info_title">{{ item.userName }}</div>
                <div class="left-item-info_content">{{ item.content }}</div>
              </div>
            </div>
            <div class="left-item-time">
              <div class="left-item-time-time" v-if="item.contentTime == null"></div>
              <div class="left-item-time-time" v-else>
                {{ item.contentTime.substring(11, 16) }}
              </div>
              <div
                class="left-item-time-number"
                style="position: absolute; left: 59px; top: 8px"
                v-if="item.storeCount"
              >
                {{ item.storeCount }}
              </div>
              <div
                class=""
                @click="deletes(item)"
                style="position: relative; top: 6px"
				 v-if="isAuth('vueMchat:delete')"
              >
                <img src="~@/assets/img/delete.png" alt="" width="25" height="25" />
              </div>
            </div>
          </div>
        </div>
      </div>
      <!-- 中间的对话-->
      <div class="center_whole_wrapper">
        <div class="center_wrapper">
          <!-- 上面的表头 -->
          <div class="center_wrapper_top">
            <div class="center_wrapper_top_name">{{ name }}</div>
            <el-button
              v-if="name"
              size="mini"
              style="top: 30px; right: 20px; border-radius: 4px; position: absolute"
              @click="updates(userId)"
              >用户详情
            </el-button>
          </div>
          <!-- 中间的聊天框，尝试模拟数据 -->
          <div
            class="center_wrapper_center"
            id="ele"
            style="overflow-y: auto"
            ref="dialogue_box"
          >
            <!-- <div class="item loading">{{loadText}}<span>{{"第" + pageNum + "页"}}</span></div> -->
            <div
              v-for="(item, index) in dialogueList"
              :key="index"
              :class="
                item.sendType == '1'
                  ? center_wrapper_center_item
                  : center_wrapper_center_item_reserve
              "
            >
              <div class="left-item-head">
                <img v-if="item.sendType == '1' && userHead !== null" :src="userHead" />
                <img
                  v-else-if="item.sendType == '1' && userHead == null"
                  src="~@/assets/img/head.png"
                />
                <img v-else src="~@/assets/img/avatar.png" />
              </div>
              <!-- 文字 -->
              <div class="center-item-info_wrapper" v-if="item.type == 1">
                <div class="center-item-tip">
                  <div class="center-item-info">
                    {{ item.content }}
                  </div>
                </div>
                <div class="center-item-time">{{ item.createTime }}</div>
              </div>
              <!-- 图片 -->
              <div class="center-item-info_wrapper" v-if="item.type == 2">
                <div class="center-item-tip">
                  <div>
                    <el-popover placement="top-start" title="" trigger="hover">
                      <img
                        style="width: 100px; height: 100px"
                        :src="item.content"
                        alt=""
                        slot="reference"
                      />
                      <img
                        style="width: 300px; height: 300px"
                        :src="item.content"
                        alt=""
                      />
                    </el-popover>
                    <!-- <img :src="item.content" alt="" width="100" height="100">					 -->
                  </div>
                </div>
                <div class="center-item-time">{{ item.createTime }}</div>
              </div>
              <!-- 订单 -->
              <div class="center-item-info_wrapper" v-if="item.type == 3">
                <div
                  class="center-item-tip"
                  style="
                    background-color: #fff;
                    cursor: pointer;
                    padding: 10px;
                    border-radius: 4px;
                  "
                >
                  <div class="" @click="orderDetails(item.content.split(',')[2])">
                    <div style="display: flex">
                      <img
                        :src="item.content.split(',')[0]"
                        alt=""
                        width="40"
                        height="40"
                      />
                      <div
                        style="
                          width: 145px;
                          font-size: 13px;
                          line-height: 20px;
                          margin-left: 5px;
                          overflow: hidden;
                          text-overflow: ellipsis;
                          display: -webkit-box;
                          -webkit-line-clamp: 2;
                          -webkit-box-orient: vertical;
                        "
                      >
                        {{ item.content.split(",")[1] }}
                      </div>
                    </div>
                    <p class="hoverp" style="font-size: 13px; color: #999999">
                      订单编号: {{ item.content.split(",")[3] }}
                    </p>
                    <p style="font-size: 13px; color: #999999">
                      创建时间:{{ item.content.split(",")[4] }}
                    </p>
                  </div>
                </div>
                <div class="center-item-time">{{ item.createTime }}</div>
              </div>
              <!-- 商品 -->
              <div class="center-item-info_wrapper" v-if="item.type == 4">
                <div
                  class="center-item-tip"
                  style="background-color: #fff; padding: 10px; border-radius: 4px"
                >
                  <div class="">
                    <img
                      :src="item.content.split(',')[0]"
                      alt=""
                      width="160"
                      height="120"
                    />
                    <p style="width: 160px; line-height: 20px; margin-bottom: 0">
                      {{ item.content.split(",")[1] }}
                    </p>
                    <p style="color: #f56c6c; margin-bottom: 0">
                      ¥{{ item.content.split(",")[2] }}
                    </p>
                  </div>
                </div>
                <div class="center-item-time">{{ item.createTime }}</div>
              </div>
            </div>
            <!-- <a id="mao2"></a> -->
          </div>
          <!-- 下面的输入框，发送 -->
          <div class="center_wrapper_right">
            <div class="icon-list">
              <!-- 表情 -->
              <!-- <div class="icon-item" title="表情">
                            <el-popover v-model="emojiShow" placement="top-start" width="400" trigger="click" class="emoBox">
                                <div class="emotionList">
                                    <a href="javascript:void(0);" @click="getEmo(index)" v-for="(item,index) in faceList" :key="index" class="emotionItem">{{item}}</a>
                                </div>
                                <el-button
                                style="background: transparent;border: none;"
                                class="emotionSelect"
                                icon="iconfont icon-biaoqing"
                                slot="reference"
                                >😁</el-button>
                            </el-popover>
                        </div> -->
              <!-- 上传文件 -->
              <div class="icon-item">
                <el-upload
                  class="avatar-uploader"
                  v-model="coverImg"
                  action="https://shop.yumingsheying.com/game/alioss/upload"
                  :show-file-list="false"
                  :on-success="handleAvatarSuccess"
                >
                  <div class="icon-item" title="发送文件">
                    <img class="icon-item-img" src="~@/assets/img/wenjian.png" />
                  </div>
                </el-upload>
              </div>
            </div>
            <el-input
              type="textarea"
              id="textarea"
              :rows="2"
              placeholder="请输入内容"
              v-model="content"
              @keyup.enter.native="sendTextarea(1)"
            ></el-input>
            <el-button
              type="primary"
              style="font-size: 12px"
              v-if="content"
              @click="sendTextarea(1)"
              >发送</el-button
            >
            <el-button
              type="primary"
              style="font-size: 12px"
              v-else
              disabled
              @click="sendTextarea(1)"
              >发送</el-button
            >
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      chatList: [],
      page: 1,
      size: 5,
      storeId: 0,
      targetId: "",
      userName: "",
      userId: "",
      chatId: "",
      type: "",
      current: 0,
      coverImg: "",
      sendType: "2",
      // 表情包列表
      faceList: [],
      // 发送文字
      content: "",
      // 模拟对话
      name: "",
      userHead: "",
      numlist: {},
      info: {
        stockDate: this.getNowTime(), //日期
      },
      emojiShow: false,
      dialogueInfo: {},
      dialogueList: [],
      loadText: "加载中...",
      pageNum: 1,
      loadText1: "加载中...",
      pageNum1: 1,
      center_wrapper_center_item: "center_wrapper_center_item",
      center_wrapper_center_item_reserve: "center_wrapper_center_item_reserve",
    };
  },
  created() {
    this.loadEmojis();
  },
  watch: {
    $route: function (to, from) {
      if (to.name == "vueMchat") {
        let ele = document.getElementById("ele");
        this.$nextTick(() => {
          ele.scrollTop = ele.scrollHeight;
        });
      }
    },
  },
  activated() {
    let { userId, userName } = this.$route.query;
    if (userId && userName) {
      this.userName = userName;
      this.current = 0;
    }else{
         this.userName = "";
    }
    this.dataSelect();
    this.initWebSocket();
  },
  methods: {
    initWebSocket() {
      this.websock = new WebSocket("wss://admin.koudaidj.com/wss/websocket/0"); //这个连接ws://固定，后面的根据自己的IP和端口进行改变，我设置监听的就是8081
      // this.websock = new WebSocket("ws://192.168.1.14:8881/websocket/0");
	  this.websock.onmessage = this.websocketonmessage;
      this.websock.onerror = this.websocketonerror;
      this.websock.onopen = this.websocketonopen;
      this.websock.onclose = this.websocketclose;
    },
    websocketonopen() {
      // 连接建立之后执行send方法发送数据，这个和自己的后端沟通好需要传什么数据，我的是要进行token验证
      console.log("WebSocket连接成功");
    },
    websocketonerror() {
      //连接错误
      console.log("WebSocket连接失败");
    },
    websocketonmessage(e) {
      // 数据接收
      let msg = JSON.parse(e.data);
      this.dialogueList.push(msg);
      console.log(msg);

      let ele = document.getElementById("ele");
      this.dataSelect();
      this.$nextTick(() => {
        ele.scrollTop = ele.scrollHeight;
      });
    },
    websocketclose(e) {
      // 关闭连接
      console.log("已关闭连接", e);
    },
    //加载表情，存放到表情列表中
    loadEmojis() {
      const appData = require("@/assets/img/emojis.json");
      for (let i in appData) {
        this.faceList.push(appData[i].char);
      }
    },
    //处理默认选中当前日期
    getNowTime() {
      var now = new Date();
      var year = now.getFullYear(); //得到年份
      var month = now.getMonth(); //得到月份
      var date = now.getDate(); //得到日期
      var hour = now.getHours();
      var minute = now.getMinutes();
      var second = now.getSeconds();
      month = month + 1;
      month = month.toString().padStart(2, "0");
      date = date.toString().padStart(2, "0");
      var defaultDate = `${year}-${month}-${date} ${hour}:${minute}:${second}`;
      return defaultDate;
      this.$set(this.info, "stockDate", defaultDate);
    },
    // 详情跳转
    updates(userId) {
      this.$router.push({ path: "/userDetail", query: { userId: userId } });
    },
    // 订单详情跳转
    orderDetails(id) {
      this.$router.push({ path: "/orderDetails", query: { id: id } });
    },
    // 获取用户点击之后的标签 ，存放到输入框内
    getEmo(index) {
      var textArea = document.getElementById("textarea");
      function changeSelectedText(obj, str) {
        if (window.getSelection) {
          // 非IE浏览器
          textArea.setRangeText(str);
          // 在未选中文本的情况下，重新设置光标位置
          textArea.selectionStart += str.length;
          textArea.focus();
        } else if (document.selection) {
          // IE浏览器
          obj.focus();
          var sel = document.selection.createRange();
          sel.text = str;
        }
      }
      changeSelectedText(textArea, this.faceList[index]);
      this.description = textArea.value; // 要同步data中的数据
      // console.log(this.faceList[index]);
      this.emojiShow = false;
      return;
    },
    changeSearch(e){
        if(!e){
            this.userName = ""
            this.dataSelect();
        }
    },
    searchChange() {
      this.dataSelect();
    },
    // 点击聊天列表的某一项
    clickItem(item, index) {
      this.current = index;
      this.userId = item.userId;
      this.name = item.userName;
      this.userHead = item.userHead;
      this.chatId = item.chatId;
	  this.chatList[index].storeCount = 0
      this.clickItem2();
      this.initWebSocket();
    },
    clickItem2() {
      this.$http({
        url: this.$http.adornUrl2("/chatContent/storeList"),
        method: "get",
        params: this.$http.adornParams({
          chatId: this.chatId,
        }),
      }).then(({ data }) => {
        let returnData = data.data;
        this.dialogueList = returnData;
        let ele = document.getElementById("ele");
        this.$nextTick(() => {
          ele.scrollTop = ele.scrollHeight;
        });
      });
    },
    // 点击发送
    sendTextarea(type) {
      let data = {
        content: this.content,
        type: type,
        createTime: this.info.stockDate,
        sendType: this.sendType,
        userId: this.userId,
        storeId: this.storeId,
        chatId: this.chatId,
      };
      this.numlist = data;
      data = JSON.stringify(data);
      this.websock.send(data);
      this.content = "";
      this.dialogueList.push(this.numlist);
      let ele = document.getElementById("ele");
      this.$nextTick(() => {
        ele.scrollTop = ele.scrollHeight;
      });
      this.initWebSocket();
      // this.clickItem2()
    },
    //删除会话
    deletes(item) {
      this.$confirm(`确定删除聊天记录，删除后不能恢复?`, "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(() => {
          this.$http({
            url: this.$http.adornUrl2(`/chat/delete/?id=${item.chatId}`),
            method: "get",
            params: this.$http.adornParams({}),
          }).then(({ data }) => {
            this.$message({
              message: "删除成功",
              type: "success",
              duration: 1500,
              onClose: () => {
                this.dataSelect();
              },
            });
          });
        })
        .catch(() => {});
    },
    // 上传成功
    handleAvatarSuccess(file, fileList) {
      this.coverImg = file.data;
      this.content = this.coverImg;
      this.sendTextarea(2);
    },
    // 获取左边实时聊天用户列表
    dataSelect() {
      this.tableDataLoading = true;
      this.$http({
        url: this.$http.adornUrl2("/chat/list"),
        method: "get",
        params: this.$http.adornParams({
          userName: this.userName,
          storeId: this.storeId,
        }),
      }).then(({ data }) => {
        this.tableDataLoading = false;
        let returnData = data.data;
        this.chatList = returnData;

        this.clickItem(this.chatList[this.current], this.current);
      });
    },
  },
  mounted() {
	 // this.timer = window.setInterval(() => {
		// setTimeout(() => {
		// 	this.dataSelect()
		// },0)
	 // },2000)
  },
  destroyed() {
    window.clearInterval(this.timer);
    if (this.websock) {
      this.websock.close(); // 页面销毁后断开websocket连接
    }
  },
};
</script>
<style scoped>
.whole-wrapper {
  display: flex;
  background: #fff;
  height: 600px;
  position: relative;
}

.top-group {
  padding-bottom: 30px;
  padding-top: 10px;
}

/* 左边部分 */
.left_whole_wrapper {
  display: flex;
  flex-direction: column;
  width: 24%;
}

.left_wrapper {
  flex: 1;
  background-color: #ebe9e8;
}

.left-item {
  display: flex;
  justify-content: space-between;
  padding: 18px 24px;
  background-color: #e9e7e6;
}
.left-item.blue {
  background-color: #c3c3c4;
}
.active {
  background: #ebebeb;
}

.left-item-left {
  display: flex;
}

.left-item-head > img {
  width: 48px;
  height: 48px;
}

.left-item-info {
  margin-left: 12px;
  max-width: 135px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
}

.left-item-info_title {
  font-size: 14px;
  font-family: PingFang SC, PingFang SC-Regular;
  font-weight: 400;
  text-align: left;
  color: #292929;
  /* 文字超出处理 */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.left-item-info_content {
  font-size: 14px;
  font-family: PingFang SC, PingFang SC-Regular;
  font-weight: 400;
  text-align: left;
  color: #909090;
  margin-top: 4px;
  /* 文字超出处理 */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.left-item-time {
  display: flex;
  flex-direction: column;
  text-align: right;
  align-items: flex-end;
}

.left-item-time-time {
  font-size: 14px;
  font-family: PingFang SC, PingFang SC-Regular;
  font-weight: 400;
  text-align: right;
  color: #909090;
}

.left-item-time-number {
  width: 20px;
  height: 20px;
  line-height: 20px;
  border-radius: 50%;
  background: #ff4949;
  color: #ffffff;
  text-align: center;
  font-size: 12px;
  font-family: PingFang SC, PingFang SC-Regular;
  font-weight: 400;
  margin-top: 5px;
}

.search {
  padding: 46px 24px;
  height: 5%;
  background-color: #eeebe8;
}

/* 中间部分*/
.center_whole_wrapper {
  flex: 1;
  background: #f5f5f5;
}

.center_wrapper {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.center_wrapper_top {
  display: flex;
  align-items: center;
  padding: 30px 24px;
  flex: 1;
  position: relative;
}

.center_wrapper_top_name {
  font-size: 18px;
  font-family: PingFang SC, PingFang SC-Bold;
  font-weight: 700;
  text-align: left;
  color: #292929;
}

.center_wrapper_top_number {
  font-size: 14px;
  font-family: PingFang SC, PingFang SC-Regular;
  font-weight: 400;
  text-align: left;
  color: #292929;
  margin-left: 12px;
}

.center_wrapper_center {
  flex: 10;
  padding: 30px 24px 0px 24px;
  border-top: 1px solid #ececec;
  border-bottom: 1px solid #ececec;
}

.center_wrapper_center_item {
  display: flex;
  margin-bottom: 32px;
}

.center_wrapper_right {
  flex: 4;
  background-color: #ffffff;
  padding: 20px 20px;
  position: relative;
  border-right: 1px solid #ececec;
  border-bottom: 1px solid #ececec;
}

.center-item-info_wrapper {
  margin: 0px 16px;
}

.center-item-tip {
  display: flex;
  align-items: center;
}

.error-tip > img {
  width: 20px;
  margin: 0 10px;
}
.center_wrapper_center_item .center-item-info {
  background: #ffffff;
  border-radius: 3px;
}
.center_wrapper_center_item_reserve .center-item-info {
  background: #9eea6a;
  border-radius: 3px;
}
.center-item-info {
  max-width: 336px;
  font-size: 14px;
  font-family: PingFang SC, PingFang SC-Regular;
  font-weight: 400;
  text-align: left;
  color: #333333;
  line-height: 22px;
  padding: 16px;
}

.center-item-time {
  font-size: 12px;
  font-family: PingFang SC, PingFang SC-Regular;
  font-weight: 400;
  text-align: left;
  color: #909090;
  line-height: 22px;
  margin-top: 12px;
}

/* 反向样式开始*/
.center_wrapper_center_item_reserve {
  display: flex;
  flex-direction: row-reverse;
  margin-bottom: 32px;
}

.center_wrapper_center_item_reserve .center-item-time {
  text-align: right;
}

.center_wrapper_center_item_reserve {
  display: flex;
  flex-direction: row-reverse;
  margin-bottom: 32px;
}

.center_wrapper_center_item_reserve .center-item-tip {
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
}

.center_wrapper_center_item_reserve .error-tip > img {
  width: 20px;
  margin: 0 10px;
}

/* 反向样式结束*/

/* 右边样式 */
.right_whole_wrapper {
  background: #fff;
}

.right_wrapper {
  flex: 1;
}

.right_wrapper_center {
  border: none;
  color: #909090;
}

.center-item-name {
  font-size: 12px;
}

.center-item-info {
  word-wrap: break-word;
  word-break: break-all;
}

.center-item-info_img {
  width: 150px;
  /* height: 100px; */
}

.center-item-info_img > img {
  width: 100%;
  height: 100%;
}

/* 几个图标 */
.icon-list {
  display: flex;
}

.icon-list > div:not(:first-child) {
  margin-left: 15px;
}

.icon-item-img {
  width: 25px;
}

/* 修改组件样式 */
.whole-wrapper >>> .el-input__inner {
  border-radius: 5px;
}

.whole-wrapper >>> .el-textarea__inner {
  min-height: 80px;
  resize: none;
  border: none;
  background: #ffffff;
  padding: 5px 0px;
}

.whole-wrapper >>> .el-button--primary {
  width: 100px;
  height: 40px;
  position: absolute;
  bottom: 20px;
  right: 20px;
}

.loading {
  text-align: center;
  color: #909090;
}

.loading span {
  margin-left: 10px;
}
.center_wrapper_center_item_reserve,
.center_wrapper_center_item {
  position: relative;
}
.center_wrapper_center_item_reserve .center-item-info::after {
  content: "";
  position: absolute;
  right: 55px;
  top: 12px;
  width: 0;
  height: 0;
  border: 5px solid #9eea6a;
  border-top-color: transparent;
  border-right-color: transparent;
  border-bottom-color: transparent;
}
.center_wrapper_center_item .center-item-info::after {
  content: "";
  position: absolute;
  left: 55px;
  top: 12px;
  width: 0;
  height: 0;
  border: 5px solid #ffffff;
  border-top-color: transparent;
  border-left-color: transparent;
  border-bottom-color: transparent;
}
</style>
<style lang="scss">
/* el-popover是和app同级的，所以scoped的局部属性设置了无效 */
/* 需要设置全局style */
.el-popover {
  height: 200px;
  width: 400px;
  overflow: scroll;
  overflow-x: auto;
  font-size: 20px;
}
</style>
